/**
 * Copyright 2007-2008 Vidar Svansson
 *
 * This file is part of JAdapter.
 *
 * JAdapter is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JAdapter is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with JAdapter.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.jadapter.spring;

import org.jadapter.Adapter;
import org.jadapter.Query;
import org.jadapter.Transformer;
import org.jadapter.adapters.ClassAdapter;
import org.jadapter.registry.AdapterRegistry;
import org.jadapter.registry.TransformerRegistry;
import org.springframework.beans.factory.annotation.Autowired;

import java.util.Collection;
import java.util.Set;

/**
 *
 * @author Vidar Svansson
 * @since 0.2
 */
public class SpringAdapterRegistry implements TransformerRegistry {

    @Autowired
    private AdapterRegistry registry;


    private Transformer<Adapter<?,?>, Class<?>> transformer;


    public SpringAdapterRegistry() {
        transformer = new ClassAdapter();
    }


    public SpringAdapterRegistry(AdapterRegistry registry) {
        this();
        this.registry = registry;
    }

    @Autowired(required = false)
    public void setAdapters(Set<Adapter<?, ?>> adapters) {
        for(Adapter<?, ?> adapter : adapters){
            registry.register(adapter);
        }
    }

    @Autowired
    public void setRegistry(AdapterRegistry registry) {
        this.registry = registry;
    }

    public void setAdapterClasses(Collection<Class<?>> adapterClasses) {
        Query<Adapter<?,?>> adapters = new Query<Class<?>>(adapterClasses).map(transformer);
        for(Adapter<?, ?> adapter : adapters){
            registry.register(adapter);
        }
    }

    public <T> T transform(Object context, Class<T> type) {
        return registry.transform(context, type);
    }

    public AdapterRegistry getRegistry() {
        return registry;
    }
}
